Pipe fitting



June 9,1925. I 1,540,816

J. SULLIVAN PIPE FITTING Filed Jan. 28. 1924 Patented June 9, 1925. i

. UNITED STATES PATENT OFFICE.

JEREMIAH SULLIVAN, or DUDLEY, rnnnsyrivnnra.

PIPE FITTING.

Application filed January 28, 1924. Serial No. 689,065.

To all whom mag conccm: may be connected by bolts 25 to a com- 40,

3e it known that I, JEREMIAH SULLIVAN, panion flange or fittingsimilarly mounted a citizen of the United States of America, on the endof the meeting pipe sections (3,

residing at Dudley, in the county 01 Hunteach of which is provided, asusual in a 5 ingdon and State of Pennsylvania, have inflange joint, withflanges 26 the hubs of vented certain new and useful Iinprovewhich arecovered or enclosed by the hub 1.3

ments in Pipe Fittings, of which the folorsleeve portions 2001' 21 of myfitting.

lowing is a specification. In this form the calking is inserted as inlheobject or the present invention is to dicated at 27. This calkingsurrounding provide a pipe fitting or coupling adapted he end of the hubof the flange-26 where it to be applied to pipe lines, and by means ofis screwed on the pipe sections as is usual which an ordinary threadedflange coupling in a threaded flange coupling. In this form may beconverted into a calked joint, with also I insert a rubber gasket 29between the lead or composition calking. It will be flanges 22 and 2G toprevent leak therebefound particularly useful in repairing leaky tween.

joints or couplings in water and low pres- The tongue and groove jointwith the sure steam pipes. calking makes a tight seal around a leaky Thedevice embodies ,a coupling sleeve or coupling, and my device may beapplied to hub made in two sections which can be existing couplingswithout removing the placed around an existing flange coupling, samefrom the pipe or otherwise disconthe sections being united by a tongueand necting the pipe line. .This will be found 50 groove joint; andcontaining a space to re very convenient for making quick repairs.cei've calking of a suitable type arranged at I claim: or around theends of the existing flange A repair pipe fitting adapted to be aphub,thereby sealing the same to prevent plied to flanged pipe couplings,said fitting leak. comprising a pair of semicircular members 65 Theinvention is illustrated in the accomeach of which has a semicircularflange, panying drawings in which Fig. 1 is a side said members havinghub portions with elevation of the fitting applied to a flanged tongueand groove joints at their meeting joint. Fig. 2 is a section on theline 2-2 of edges, and packing confined against the hub Fig. 1. lug, 3is a section on the line 3-3 of the pipe coupling and also between theof Fig. 2. flange ot' the fitting member and the flange In the formshown, he fitting comprises of said coupling.

a pair oi semicircular members 20 and 21 In testimony whereof I aflix mysignaeach ol which has a flange 22 and a hub or ture in the presence oftwo witnesses.

sleeve portion provided with a tongue 23 JEREMIAH SULLIVAL. at one edgeand a groove 24v. at the other, iVitnesses: and when these sections areoined around CARL A. GELER,

the pipe end (3, they form a flange which Rrornmn THOMAS.

